Dillingham, G. L. (2009). Commercial space transportation: Development of the commercial space launch industry presents safety oversight challenges for FAA and raises issues affecting federal roles : testimony before the Subcommittee on Aviation, Committee on Transportation and Infrastructure, House of Representatives. U.S. Govt. Accountability Office.
Chicago Style (17th ed.) CitationDillingham, Gerald Lee. Commercial Space Transportation: Development of the Commercial Space Launch Industry Presents Safety Oversight Challenges for FAA and Raises Issues Affecting Federal Roles : Testimony Before the Subcommittee on Aviation, Committee on Transportation and Infrastructure, House of Representatives. [Washington, D.C.]: U.S. Govt. Accountability Office, 2009.
MLA (9th ed.) CitationDillingham, Gerald Lee. Commercial Space Transportation: Development of the Commercial Space Launch Industry Presents Safety Oversight Challenges for FAA and Raises Issues Affecting Federal Roles : Testimony Before the Subcommittee on Aviation, Committee on Transportation and Infrastructure, House of Representatives. U.S. Govt. Accountability Office, 2009.